Note 6 - Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Thousands	Feb. 26, 2022	Nov. 27, 2021
Intangible Assets, Net (Including Goodwill), Total	$ 14,340	$ 14,354
Long-term Assets of Discontinued Operations Held for Sale [Member] \| Discontinued Operations, Held-for-sale [Member] \| Logistical Services [Member]
Intangible Assets, Net (Including Goodwill), Total	$ 9,023	$ 9,094

Carrying amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance.

No definition available.

Name:	us-gaap_IntangibleAssetsNetIncludingGoodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant